package com.gcloud.header.common;


public final class RegExp {
    public static final String IPV4 = "^(25[0-5]|2[0-4]\\d|[01]?\\d\\d?)\\.(25[0-5]|2[0-4]\\d|[01]?\\d\\d?)\\.(25[0-5]|2[0-4]\\d|[01]?\\d\\d?)\\.(25[0-5]|2[0-4]\\d|[01]?\\d\\d?)$";

}